Polymath
AI & Machine LearningDirect Ashby career site

Member of Technical Staff - Engineering

Location
San Francisco, CA · On-site
Job type
Full-time
Level
Mid-level
Listed
30 days ago

Skills & highlights for this role

  • full-stack product development
  • infrastructure
  • containerization
  • distributed systems

Also useful

  • reinforcement learning environments

Stated benefits & perks

  • Health
  • Dental
  • Vision
  • 401k
  • Unlimited pto

About the role

We’re hiring a Founding Member of Technical Staff - Engineering to build the systems that power our RL and contributor platforms. You’ll be a member of the founding team and should expect to wear multiple hats. While this role is engineering-leaning, we’re looking for people who are energized by hard technical problems and excited to operate at the intersection between engineering, research, and product. Examples of projects you could work on include:

  • Developing platforms that allow contributors to create RL environments
  • Designing QA agents to ensure data quality
  • Tooling to improve environment and task creation processes

You’ll be a good fit if you

  • Have strong engineering fundamentals and are a prolific user of AI tools
  • Have experience with full-stack product development
  • Have experience with infrastructure, containerization, networking, and distributed systems
  • Have an interest in reinforcement learning environments

Perks

  • Comprehensive health, dental, and vision insurance
  • Free meals with the team
  • Free Bay Club membership (right next door to our Embarcadero office!)
  • Commuter benefits
  • 401(k)
  • Unlimited PTO
  • Top of the line tech
  • Frequent team activities and outings

Culture

  • Polymath is a team of researchers, engineers, and operators focused on advancing the frontier of safe, superintelligent AI agents.
  • We have a flat organizational structure. We believe that people do their best work when they’re self-motivated and driven by a desire to learn, contribute to the team’s goals, and advance scientific progress.
  • We’re looking for folks who ship fast, set high standards for themselves, and are great team players. You’ll be a member of our founding team: have fun, learn a lot, and do high-impact work alongside great people.

About Polymath

Polymath is an applied research lab focused on advancing long-horizon agent capabilities through reinforcement learning. We design and scale simulation environments where agents learn to operate safely and autonomously. We work with the world’s leading model labs to push the frontier of agent capabilities. We've raised >$8M from Base10, Cervin Ventures, Founders Future, Y Combinator, and other incredible investors & angels.

Read the original posting

From Polymath's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

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Common questions

Where is the Member of Technical Staff - Engineering job at Polymath located?

This Member of Technical Staff - Engineering position at Polymath is located in San Francisco, CA (On-site). Always check Polymath's application page for specific state eligibility or relocation policies.

What qualifications are required for Member of Technical Staff - Engineering at Polymath?

For the Member of Technical Staff - Engineering role, Polymath highlights experience with full-stack product development, infrastructure, containerization, distributed systems. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Member of Technical Staff - Engineering position at Polymath?

This listing links directly to Polymath's Ashby application page. You can apply directly on Polymath's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Ashby application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.